Viewing file:  PHPConstants.php (6.6 KB) -rw-rw-rw-
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<?php
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2003 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Phillip Oertel <me@phillipoertel.com> |
// +----------------------------------------------------------------------+
//
// $Id: PHPConstants.php,v 1.3 2005/12/24 02:24:30 aashley Exp $
/**
* Config parser for PHP constant files
*
* @author Phillip Oertel <me@phillipoertel.com>
* @package Config
* @version 0.1 (not submitted)
*/
require_once 'Config/Container.php';
class Config_Container_PHPConstants extends Config_Container {
/**
* This class options
* Not used at the moment
*
* @var array
*/
var $options = array();
/**
* Constructor
*
* @access public
* @param string $options (optional)Options to be used by renderer
*/
function Config_Container_PHPConstants($options = array())
{
$this->options = $options;
} // end constructor
/**
* Parses the data of the given configuration file
*
* @access public
* @param string $datasrc path to the configuration file
* @param object $obj reference to a config object
* @return mixed returns a PEAR_ERROR, if error occurs or true if ok
*/
function &parseDatasrc($datasrc, &$obj)
{
$return = true;
if (!file_exists($datasrc)) {
return PEAR::raiseError("Datasource file does not exist.", null,
PEAR_ERROR_RETURN);
}
$fileContent = file_get_contents($datasrc, true);
if (!$fileContent) {
return PEAR::raiseError("File '$datasrc' could not be read.", null,
PEAR_ERROR_RETURN);
}
$rows = explode("\n", $fileContent);
for ($i=0, $max=count($rows); $i<$max; $i++) {
$line = $rows[$i];
//blanks?
// sections
if (preg_match("/^\/\/\s*$/", $line)) {
preg_match("/^\/\/\s*(.+)$/", $rows[$i+1], $matches);
$obj->container->createSection(trim($matches[1]));
$i += 2;
continue;
}
// comments
if (preg_match("/^\/\/\s*(.+)$/", $line, $matches) ||
preg_match("/^#\s*(.+)$/", $line, $matches)) {
$obj->container->createComment(trim($matches[1]));
continue;
}
// directives
$regex = "/^\s*define\s*\('([A-Z1-9_]+)',\s*'*(.[^\']*)'*\)/";
preg_match($regex, $line, $matches);
if (!empty($matches)) {
$obj->container->createDirective(trim($matches[1]),
trim($matches[2]));
}
}
return $return;
} // end func parseDatasrc
/**
* Returns a formatted string of the object
* @param object $obj Container object to be output as string
* @access public
* @return string
*/
function toString(&$obj)
{
$string = '';
switch ($obj->type)
{
case 'blank':
$string = "\n";
break;
case 'comment':
$string = '// '.$obj->content."\n";
break;
case 'directive':
$content = $obj->content;
// don't quote numeric values, true/false and constants
if (!is_numeric($content) && !in_array($content, array('false',
'true')) && !preg_match('/^[A-Z_]+$/', $content)) {
$content = "'".$content."'";
}
$string = 'define(\''.$obj->name.'\', '.$content.');'.chr(10);
break;
case 'section':
if (!$obj->isRoot()) {
$string = chr(10);
$string .= '//'.chr(10);
$string .= '// '.$obj->name.chr(10);
$string .= '//'.chr(10);
}
if (count($obj->children) > 0) {
for ($i = 0, $max = count($obj->children); $i < $max; $i++) {
$string .= $this->toString($obj->getChild($i));
}
}
break;
default:
$string = '';
}
return $string;
} // end func toString
/**
* Writes the configuration to a file
*
* @param mixed datasrc info on datasource such as path to the file
* @param string configType (optional)type of configuration
* @access public
* @return string
*/
function writeDatasrc($datasrc, &$obj)
{
$fp = @fopen($datasrc, 'w');
if ($fp) {
$string = "<?php";
$string .= "\n\n";
$string .= '/**' . chr(10);
$string .= ' *' . chr(10);
$string .= ' * AUTOMATICALLY GENERATED CODE -
DO NOT EDIT BY HAND' . chr(10);
$string .= ' *' . chr(10);
$string .= '**/' . chr(10);
$string .= $this->toString($obj);
$string .= "\n?>"; // <? : Fix my syntax coloring
$len = strlen($string);
@flock($fp, LOCK_EX);
@fwrite($fp, $string, $len);
@flock($fp, LOCK_UN);
@fclose($fp);
// need an error check here
return true;
} else {
return PEAR::raiseError('Cannot open datasource for writing.', 1,
PEAR_ERROR_RETURN);
}
} // end func writeDatasrc
} // end class Config_Container_PHPConstants
?>
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